Re: Why is CONFIG_VT forced on?

Al Viro
2019-12-31T02:29:17Z

On Mon, Dec 30, 2019 at 06:30:15PM -0600, Rob Landley wrote:
> On x86-64 menuconfig, CONFIG_VT is forced on (in drivers->char devices->virtual
> terminal), but the help doesn't mention a "selects", and I didn't spot anything
> obvious in "find . -name 'Kconfig*' | xargs grep -rw VT".
>
> Congratulations, you've reinvented "come from". I'm mostly familiar with the
> kconfig plumbing from _before_ you made it turing complete: how do I navigate this?
>
> I'm guessing "stick printfs into the menuconfig binary" is the recommended next
> step for investigating this? Or is there a trick I'm missing?

config VT
bool "Virtual terminal" if EXPERT

IOW, it's only conrollable if EXPERT is set. Finding CONFIG_EXPERT, setting it
and turning CONFIG_VT off is left as an exercise for reader; ceasing the
indignant whining for long enough to do that might or might not be doable -
up to you.